🌀 Silent power in a compact frame—cool smarter, not louder.
The Noctua NF-A4x20 5V PWM is a premium 40x20mm quiet fan designed for compact electronics like NVIDIA Jetson Nano and network equipment. Featuring a max speed of 5000 RPM, ultra-low noise of 14.9 dB(A), and over 150,000 hours MTTF, it combines award-winning aerodynamic design with precise PWM control for efficient, whisper-quiet cooling in space-constrained setups.
| Brand | Noctua |
| Product Dimensions | 2 x 4 x 4 cm; 90 g |
| Item model number | NF-A4x205VPWM |
| Manufacturer | Noctua |
| Color | Brown |
| Voltage | 5 Volts |
| Are Batteries Included | No |
| Item Weight | 90 g |
R**X
Amazing silent fan
I order two silent fans and replace a very loud original fans for network switch. Amazing performance no sound at all.
M**I
Excellent product
This items working perfectly more than original FANs which coming on QNAP 10g managed switch. Very quiet and cooling the switch. Highly Recommended for others
J**I
Very quiet
Bought this to replace my noisy 3D printer hotend fan. It is quiet now.
Trustpilot
1 day ago
1 month ago
